We all know that the primary caregiver is in it for the long haul. It's hard to pace yourself when you don't know how long that's going to last or how intense the situation will get. "Take care of yourself " is not always welcome advice.
It's harder to reinvent yourself if your friends and family resist! So if you're close to someone with a sudden disability, try not to make it more difficult for him by refusing to let him break in his new shoes.